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   <div class="refnamediv">
    <h1 class="refname">PDO_SQLITE DSN</h1>
    <p class="verinfo">(PECL PDO_SQLITE &gt;= 0.2.0)</p><p class="refpurpose"><span class="refname">PDO_SQLITE DSN</span> &mdash; <span class="dc-title">Connecting to SQLite databases</span></p>

   </div>

   <div class="refsect1 description" id="refsect1-ref.pdo-sqlite.connection-description">
    <h3 class="title">说明</h3>
    <p class="para">
     The PDO_SQLITE Data Source Name (DSN) is composed of the following elements:
     <dl>

      
       <dt>
DSN prefix (SQLite 3)</dt>

       <dd>

        <p class="para">
         The DSN prefix is <strong class="userinput"><code>sqlite:</code></strong>.
         <ul class="itemizedlist">
          <li class="listitem">
           <p class="para">
            To access a database on disk, append the absolute path to the
            DSN prefix.
           </p>
          </li>
          <li class="listitem">
           <p class="para">
            To create a database in memory, append <em>:memory:</em>
            to the DSN prefix.
           </p>
          </li>
         </ul>
        </p>
       </dd>

      
      
       <dt>
DSN prefix (SQLite 2)</dt>

       <dd>

        <p class="para">
         The <a href="ref.sqlite.html" class="link">SQLite</a> extension in
         PHP 5.1 provides a PDO driver that supports accessing and creating SQLite 2
         databases.  This enables you to access databases you may have created
         with the <a href="ref.sqlite.html" class="link">SQLite</a> extension in
         previous versions of PHP.
        </p>
        <blockquote class="note"><p><strong class="note">Note</strong>: 
         <p class="para">
          The sqlite2 driver is only available in PHP 5.1.x if you have enabled
          both PDO and ext/sqlite.  It is not currently available via PECL.
         </p>
        </p></blockquote>
        <p class="para">
         The DSN prefix for connecting to SQLite 2 databases is
         <strong class="userinput"><code>sqlite2:</code></strong>.
         <ul class="itemizedlist">
          <li class="listitem">
           <p class="para">
            To access a database on disk, append the absolute path to the
            DSN prefix.
           </p>
          </li>
          <li class="listitem">
           <p class="para">
            To create a database in memory, append <em>:memory:</em>
            to the DSN prefix.
           </p>
          </li>
         </ul>
        </p>
       </dd>

      

     </dl>

    </p>
   </div>

   <div class="refsect1 examples" id="refsect1-ref.pdo-sqlite.connection-examples">
    <h3 class="title">范例</h3>
    <p class="para">
     <div class="example" id="example-963">
      <p><strong>Example #1 PDO_SQLITE DSN examples</strong></p>
      <div class="example-contents"><p>
       The following examples show PDO_SQLITE DSN for connecting to
       SQLite databases:
       <div class="example-contents">
<div class="cdata"><pre>
sqlite:/opt/databases/mydb.sq3
sqlite::memory:
sqlite2:/opt/databases/mydb.sq2
sqlite2::memory:
</pre></div>
       </div>

      </p></div>
     </div>
    </p>
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